It warned that the surge is pushing hospitals and health systems to the brink of collapse.
Seven out of 10 countries globally that are doubling their infection numbers the fastest are in Asia and the Pacific, it said.
Laos took just 12 days to see its cases double, and the number of confirmed infections in India has doubled in under two months to more than 23 million, the Red Cross said in a statement.
It said Oxford University’s Our World in Data reported more than 5.9 million new Covid-19 infections in Asia and the Pacific during the two weeks.
Official figures for much of the region are widely believed to be undercounts.